November in Viacha averages a daily high of 17.7°C with nights around 2.2°C. Expect roughly 11.3 wet days totalling 45.9mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Viacha is April–November.
Based on EL ALTO INTERNATIONAL, BL (19.1km), 1995–2024. 19 years of November data.